TreeView Knowledge Base Browser - ThreeDimensionalFigure

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Sigma KEE - ThreeDimensionalFigure

三维图

这是有定位和在三个维度上都有延伸空间的 GeometricFigure 类别，即是如多面体和圆柱体的几何固体。

Relationships
Parents	几何图	The class of all geometric figures, i.e. the class of all abstract, spatial representations. The instances of this class are GeometricPoints, TwoDimensionalFigures or ThreeDimensionalFigures.
Children	锥体	The class of ThreeDimensionalFigures which are produced by rotating a RightTriangle around its RightAngle.
	HemisphereFigure	HemisphereFigure describes a figure that is half of a Sphere
	球	The class of ThreeDimensionalFigures such that all GeometricPoints that make up the Sphere are equidistant from a single GeometricPoint, known as the center of the Sphere.